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  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Unit Values 2015-05-12 2024-11-21
n/a USGS Annual Water Data Reports Site 2015-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 01487170 is associated with a Lake, Reservoir, Impoundment in Sussex County, Delaware. Current conditions of Lake or reservoir water surface elevation above NAVD 1988 are available. Water data back to 2015 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
01487170 n/a
Site name
HEARNS POND NEAR SEAFORD, DE n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 384048.2 n/a
DMS longitude 0753540.1 n/a
Decimal latitude 38.68005556 n/a
Decimal longitude -75.5944722 n/a
Latitude-longitude method
Interpolated from Digital MAP. N
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Maryland 24
State
Delaware 10
County
Sussex County 005
Country US n/a
Land net location description n/a
Name of location map SEAFORD EAST, DE n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 0.00 feet n/a
Method altitude determined Differentially corrected Global Positioning System. D
Altitude accuracy 0.1 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
Western Lower Delmarva 02080109
Drainage basin
n/a
Topographic setting
Lake or Swamp
L
Flags for instruments at site NNNNYNNNNYNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 20150501 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation EST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 00100 n/a

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